Photo Illustration by Luis G. Rendon/The Daily Beast/ABC/Getty ImagesGrey’s Anatomy is the definitive primetime soap opera of the 21st century. Plot twists lurk around every corner. For every calm stretch of episodes the writers graciously grant these surgeons, there next comes a seismic event so crushing, it reverberates through the show’s core. With 20 seasons under its belt, Grey’s is home to the iconic, the absurd, and everything in between. So we thought, now that the show has returned for